package com.example.demo.service.impl;

import com.example.demo.service.DemoService;
import org.springframework.stereotype.Service;

/**
 * @author libo
 * @ClassName DemoServiceImpl
 * @date 2018/11/13 17:42
 */
@Service
public class DemoServiceImpl  implements DemoService {

    @Override
    public void say(String   str) {
        System.out.println("hello ======="+str);
    }
}
